84722900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 213111360

約数和(自身を除く): 128388460

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 43, 50, 61, 68, 76, 85, 86, 95, 100, 122, 170, 172, 190, 215, 244, 305, 323, 340, 380, 425, 430, 475, 610, 646, 731, 817, 850, 860, 950, 1037, 1075, 1159, 1220, 1292, 1462, 1525, 1615, 1634, 1700, 1900, 2074, 2150, 2318, 2623, 2924, 3050, 3230, 3268, 3655, 4085, 4148, 4300, 4636, 5185, 5246, 5795, 6100, 6460, 7310, 8075, 8170, 10370, 10492, 11590, 13115, 13889, 14620, 16150, 16340, 18275, 19703, 20425, 20740, 23180, 25925, 26230, 27778, 28975, 32300, 36550, 39406, 40850, 44591, 49837, 51850, 52460, 55556, 57950, 65575, 69445, 73100, 78812, 81700, 89182, 98515, 99674, 103700, 115900, 131150, 138890, 178364, 197030, 199348, 222955, 249185, 262300, 277780, 347225, 394060, 445910, 492575, 498370, 694450, 847229, 891820, 985150, 996740, 1114775, 1245925, 1388900, 1694458, 1970300, 2229550, 2491850, 3388916, 4236145, 4459100, 4983700, 8472290, 16944580, 21180725, 42361450, 84722900]

約数ペア:

[(1, 84722900), (2, 42361450), (4, 21180725), (5, 16944580), (10, 8472290), (17, 4983700), (19, 4459100), (20, 4236145), (25, 3388916), (34, 2491850), (38, 2229550), (43, 1970300), (50, 1694458), (61, 1388900), (68, 1245925), (76, 1114775), (85, 996740), (86, 985150), (95, 891820), (100, 847229), (122, 694450), (170, 498370), (172, 492575), (190, 445910), (215, 394060), (244, 347225), (305, 277780), (323, 262300), (340, 249185), (380, 222955), (425, 199348), (430, 197030), (475, 178364), (610, 138890), (646, 131150), (731, 115900), (817, 103700), (850, 99674), (860, 98515), (950, 89182), (1037, 81700), (1075, 78812), (1159, 73100), (1220, 69445), (1292, 65575), (1462, 57950), (1525, 55556), (1615, 52460), (1634, 51850), (1700, 49837), (1900, 44591), (2074, 40850), (2150, 39406), (2318, 36550), (2623, 32300), (2924, 28975), (3050, 27778), (3230, 26230), (3268, 25925), (3655, 23180), (4085, 20740), (4148, 20425), (4300, 19703), (4636, 18275), (5185, 16340), (5246, 16150), (5795, 14620), (6100, 13889), (6460, 13115), (7310, 11590), (8075, 10492), (8170, 10370)]